Irrawaddy dolphin vs Nilgiri langur

Orcaella brevirostris compared with Semnopithecus johnii

Key Differences

• Irrawaddy dolphin is Endangered while Nilgiri langur is Vulnerable.

Taxonomic Classification

Rank	Irrawaddy dolphin	Nilgiri langur
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Cetacea (Whales & Dolphins)	Primates (灵长目)
Family	Delphinidae (Oceanic Dolphins)	Cercopithecidae (Old World Monkeys)
Genus	Orcaella	Semnopithecus
Species	Orcaella brevirostris	Semnopithecus johnii

Evolutionary Relationship

Irrawaddy dolphin and Nilgiri langur share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Nilgiri langur

VU — Vulnerable

Physical Characteristics

Attribute	Irrawaddy dolphin	Nilgiri langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Nilgiri langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.